harmony-utils之ToastUtil,吐司工具类
2025-06-25 00:18:13
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最后修改时间:2025-07-20 15:29:48
harmony-utils之ToastUtil,吐司工具类
harmony-utils 简介与说明
harmony-utils 一款功能丰富且极易上手的HarmonyOS工具库,借助众多实用工具类,致力于助力开发者迅速构建鸿蒙应用。其封装的工具涵盖了APP、设备、屏幕、授权、通知、线程间通信、弹框、吐司、生物认证、用户首选项、拍照、相册、扫码、文件、日志,异常捕获、字符、字符串、数字、集合、日期、随机、base64、加密、解密、JSON等一系列的功能和操作,能够满足各种不同的开发需求。
picker_utils 是harmony-utils拆分出来的一个子库,包含PickerUtil、PhotoHelper、ScanUtil。
下载安装ohpm i @pura/harmony-utils
ohpm i @pura/picker_utils
//全局初始化方法,在UIAbility的onCreate方法中初始化 AppUtil.init()
onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {
AppUtil.init(this.context);
}
API方法与使用
setDefaultConfig 设置默认统一样式
ToastUtil.setDefaultConfig((config) => {
config.alignment = Alignment.Top
config.offset = { dx: 0, dy: 80 }
config.backgroundColor = Color.Red
config.textColor = Color.White
config.enableHoverMode = true
config.hoverModeArea = HoverModeAreaType.BOTTOM_SCREEN
});
ToastUtil.setDefaultConfig((config) => {
config.alignment = Alignment.Center
config.offset = { dx: 0, dy: 0 }
config.showMode = promptAction.ToastShowMode.DEFAULT
config.duration = 2600
config.backgroundColor = Color.Blue
config.textColor = Color.White
config.enableHoverMode = true
config.hoverModeArea = HoverModeAreaType.TOP_SCREEN
});
showToast 弹出吐司,默认时长为2s
ToastUtil.showToast("弹出土司,默认时长为2s");
ToastUtil.showToast("弹出土司,当前样式", {
alignment: Alignment.Center,
offset: { dx: 0, dy: -100 },
backgroundColor: '#669900'
});
ToastUtil.showToast("弹出土司,当前样式", {
alignment: Alignment.Center,
backgroundColor: '#00AA88',
textColor: Color.Pink,
duration: 6000
});
showShort 弹出短吐司,默认时长为:1.5s
ToastUtil.showShort("弹出短土司,时长为:1.5s");
showLong 弹出长吐司,默认时长为:10s
ToastUtil.showLong("弹出短土司,时长为:10s");
示例代码
import { promptAction, router } from '@kit.ArkUI';
import { MockSetup } from '@ohos/hamock';
import { ToastUtil } from '@pura/harmony-utils';
import { TitleBarView } from '../../component/TitleBarView';
import { DescribeBean } from '../../model/DescribeBean';
/**
* 土司工具类(promptAction)
*/
@Preview
@Entry
@Component
struct Index {
private scroller: Scroller = new Scroller();
@State describe: DescribeBean = router.getParams() as DescribeBean;
@MockSetup
mock() {
this.describe = new DescribeBean("ToastUtil", "土司工具类(promptAction)");
}
build() {
Column() {
TitleBarView({ describe: this.describe })
Divider()
Scroll(this.scroller) {
Column() {
Button("showToast()")
.btnStyle()
.onClick(() => {
ToastUtil.showToast("弹出土司,默认时长为2s");
})
Button("showShort()")
.btnStyle()
.onClick(() => {
ToastUtil.showShort("弹出短土司,时长为:1.5s");
})
Button("showLong()")
.btnStyle()
.onClick(() => {
ToastUtil.showLong("弹出短土司,时长为:10s");
})
Button("showToast(),当前样式")
.btnStyle()
.onClick(() => {
ToastUtil.showToast("弹出土司,当前样式", {
alignment: Alignment.Top,
offset: { dx: 0, dy: 30 },
textColor: Color.Pink,
backgroundColor: '#00AA88',
duration: 6000
});
})
Button("设置默认样式(一)")
.btnStyle()
.onClick(() => {
ToastUtil.setDefaultConfig((config) => {
config.alignment = Alignment.Top
config.offset = { dx: 0, dy: 80 }
config.backgroundColor = Color.Red
config.textColor = Color.White
config.enableHoverMode = true
config.hoverModeArea = HoverModeAreaType.BOTTOM_SCREEN
});
ToastUtil.showLong("样式(一)设置成功");
})
Button("设置默认样式(二)")
.btnStyle()
.onClick(() => {
ToastUtil.setDefaultConfig((config) => {
config.alignment = Alignment.Center
config.offset = { dx: 0, dy: 0 }
config.showMode = promptAction.ToastShowMode.DEFAULT
config.duration = 2600
config.backgroundColor = Color.Blue
config.textColor = Color.White
config.enableHoverMode = true
config.hoverModeArea = HoverModeAreaType.TOP_SCREEN
});
ToastUtil.showLong("样式(二)设置成功");
})
Button("设置默认样式(三)")
.btnStyle()
.onClick(() => {
ToastUtil.setDefaultConfig((config) => {
config.alignment = Alignment.Bottom
config.offset = { dx: 0, dy: -80 }
config.textColor = Color.Red
config.backgroundColor = Color.Black
config.enableHoverMode = false
});
ToastUtil.showLong("样式(三)设置成功");
})
Blank().layoutWeight(1)
}
.margin({ top: 5, bottom: 5 })
}
.layoutWeight(1)
}
.width('100%')
.height('100%')
.justifyContent(FlexAlign.Start)
.backgroundColor($r('app.color.main_background'))
}
}
@Styles
function btnStyle() {
.width('90%')
.margin({ top: 10, bottom: 5 })
}
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https://github.com/787107497/harmony-utils
https://gitee.com/tongyuyan/harmony-utils
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